GH Research PLC·Healthcare

DUBLIN, March 25, 2026 (GLOBE NEWSWIRE) -- GH Research PLC (Nasdaq: GHRS), a clinical-stage biopharmaceutical company dedicated to transforming the lives of patients by developing a practice-changing treatment in depression, today announced two peer-reviewed publications from its Phase 2b clinical program of GH001 in treatment-resistant depression (TRD): the primary trial results in JAMA Psychiatry , and a new analysis demonstrating that efficacy is independent of the number of prior lifetime treatment failures in a forthcoming issue of Psychopharmacology Bulletin.

GH Research PLC remains well-capitalized with $280.7 million in cash, supporting its lead candidate GH001 for Treatment-Resistant Depression. GHRS's investment thesis centers on replicating strong Phase 2b efficacy for GH001 in a pivotal Phase 3 trial, with rapid, durable antidepressant effects and operational simplicity. The FDA has cleared GH001 for U.S. clinical investigation, positioning GHRS for a global Phase 3 program starting in 2026 without immediate capital constraints.

Completed Phase 2b trial of GH001 in TRD and presented the full dataset at the 2025 ASCP and ECNP congresses GH001 cleared by FDA for U.S. clinical investigation, enabling U.S. subject enrollment Cash, cash equivalents and marketable securities of $280.7 million as of December 31, 2025 DUBLIN, Ireland, March 05, 2026 (GLOBE NEWSWIRE) -- GH Research PLC (Nasdaq: GHRS), a clinical-stage biopharmaceutical company dedicated to transforming the lives of patients by developing a practice-changing treatment in depression, today reported financial results for the year ended December 31, 2025, and provided a business update. Business Update In 2025, the Company completed its Phase 2b trial of GH001 in treatment-resistant depression (TRD) and presented the full dataset at the 2025 American Society of Clinical Psychopharmacology (ASCP) Annual Meeting in Arizona, and the 2025 European College of Neuropsychopharmacology (ECNP) Congress in Amsterdam.
GH Research PLC, a clinical-stage biopharmaceutical company, engages in developing various therapies for the treatment of psychiatric and neurological disorders. The company focuses on developing 5-Methoxy-N,N-Dimethyltryptamine (5-MeO-DMT) therapies for the treatment of patients with treatment-resistant depression (TRD). Its lead program is GH001, an inhalable 5-MeO-DMT product candidate that has completed two Phase 1 clinical trials and Phase 1/2 clinical trial in patients with TRD. The company also develops GH002, an injectable 5-MeO-DMT product candidate; and GH003, an intranasal 5-MeO-DMT product candidate, which are in preclinical development trials with a focus on psychiatric and neurological disorders. GH Research PLC was incorporated in 2018 and is based in Dublin, Ireland.